Home / 12,199,016.69-16,833,570.86-6,970,987.38

Finding the Fourth Proportional to 12,199,016.69, 16,833,570.86 and 6,970,987.38

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Solution

The fourth proportional to 12,199,016.69, 16,833,570.86 and 6,970,987.38 is: 9,619,349.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,199,016.69 : 16,833,570.86 = 6,970,987.38 : x
  2. Step 2: Convert to fraction form
    12,199,016.69/16,833,570.86 = 6,970,987.38/x
  3. Step 3: Cross multiply
    12,199,016.69x = 16,833,570.86 × 6,970,987.38
  4. Step 4: Simplify right side
    12,199,016.69x = 117,346,610,058,604.69
  5. Step 5: Solve for x
    x = 117,346,610,058,604.69/12,199,016.69
  6. Step 6: Final answer
    x = 9,619,349.90

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.